angsx CellSharp by: angsx .NET 8.0 This package targets .NET 8.0. The package is compatible with this framework or higher. .NET Standard 2.0 This package targets .NET Standard 2.0. The package is compatible with this framework or higher. 305 total downloads last updated 7/31/2026 Latest version: 1.0.0 excel xlsx spreadsheet openxml dotnet csharp excel-library excel-reader excel-writer import More tags A lightweight, strongly typed .NET library for reading and writing Excel XLSX files with schemas, validation, formulas, templates, and multi-sheet workbooks.